Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi pho dong snippets" » "thi pho uong snippets", "thi pho thong snippets", "thi phan dong snippets", "thi phi dong snippets", "thi phu dong snippets", "thi tho dong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("thi pho dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi pho dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi pho dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi pho dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.